C04B 14/40
Asbestos
C04B14/40 (Asbestos) appears on 25 US grants and 8 published applications in this corpus.
Search patents in C04B- Granted patents
- 25
- Published applications
- 8
- Assignees
- 15
- Inventors
- 36
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Full-fiber burner brick and preparation method thereof1 Apr 2025US 12,264,105 B2Luyang Energy-Saving Materials Co., Ltd.
- Method and system for neutralizing asbestos27 Dec 2022US 11,534,644 B2
- Method and stationary or movable device for neutralizing and recycling asbestos waste17 May 2022US 11,331,526 B2
- Method and system for neutralizing asbestos14 May 2019US 10,286,243 B2
- Exhaust gas treatment device31 Mar 2015US 8,992,846 B2Unifrax I LLC
- Full-fiber burner brick and preparation method thereof29 Dec 2022US 2022/0411329 A1Luyang Energy-Saving Materials Co., Ltd.
- Method and system for neutralizing asbestos18 Jul 2019US 2019/0217140 A1
- Method and stationary or movable device for neutralizing and recycling asbestos waste13 Sep 2018US 2018/0256930 A1
- Method and system for neutralizing asbestos26 Oct 2017US 2017/0304666 A1
- Exhaust gas treatment device24 Jul 2014US 2014/0205834 A1Unifrax I LLC
Most cited
By later US patents
- Silane coated silicate minerals and method for preparing same26US 4,233,366 ADresser Industries, Inc. · 1980
- Fiberglass insulation coated with a heat collapsible foam composition24US 4,839,222 AReynolds · 1989
- Novel metal-micelle asbestos and treatment of asbestos and other silicate minerals to reduce their harmful properties19US 4,401,636 AFlow General, Inc. · 1983
- Metal-micelle asbestos and treatment of asbestos and other silicate minerals to reduce their harmful properties13US 4,328,197 AFlow General, Inc. · 1982
- Neutron-protection heat insulating material10US 4,303,553 AJapan Nuclear Ship Research and Development Agency · 1981